2045352123 has 12 divisors (see below), whose sum is σ = 2960729928. Its totient is φ = 1360645440.

The previous prime is 2045352121. The next prime is 2045352173. The reversal of 2045352123 is 3212535402.

It is a happy number.

2045352123 is a `hidden beast` number, since 2 + 0 + 4 + 535 + 2 + 123 = 666.

It is not a de Polignac number, because 2045352123 - 2¹ = 2045352121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2045352121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 239118 + ... + 247523.

It is an arithmetic number, because the mean of its divisors is an integer number (246727494).

Almost surely, 2^2045352123 is an apocalyptic number.

2045352123 is a deficient number, since it is larger than the sum of its proper divisors (915377805).

2045352123 is a wasteful number, since it uses less digits than its factorization.

2045352123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487114 (or 487111 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 2045352123 is about 45225.5693496500. The cubic root of 2045352123 is about 1269.3733083054.

Adding to 2045352123 its reverse (3212535402), we get a palindrome (5257887525).

The spelling of 2045352123 in words is "two billion, forty-five million, three hundred fifty-two thousand, one hundred twenty-three".